From Wikimedia Commons, the free media repository
|All images in this article were uploaded in the JPEG format even though it consists of non-photographic data. This information could be stored more efficiently or accurately in the PNG format or SVG format. If possible, please upload a PNG or SVG version of this image without compression artifacts, derived from a non-JPEG source (or with existing artifacts removed). After doing so, please tag the JPEG version with
The Pentatonic Patterns are by far the most simple Scales on Guitar.